<!doctype html>
<html lang="en">
 <head>
  <meta charset="UTF-8">
  <meta name="Generator" content="EditPlus®">
  <meta name="Author" content="">
  <meta name="Keywords" content="">
  <meta name="Description" content="">
  <title>jQuery对象</title>
  <script src="jquery-1.11.3.min.js"></script>
 </head>
 <body>
    <button>测试一</button>
	<button>测试二</button>
	<button id="btn3">测试三</button>
	<button>测试四</button>
	<button>测试五</button>
 </body>
 <script>
    console.log($("button").size());
	console.log($("button").length);

	console.log($("button")[1].innerText);
	console.log($("button").get(2).innerText);

	 
    $("button").each(function(i){
	   console.log(this.innerText);
	});
	
	 
 </script>
</html>
